Home / 13,067,689.55-18,033,426.41-7,266,346.73

Finding the Fourth Proportional to 13,067,689.55, 18,033,426.41 and 7,266,346.73

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Solution

The fourth proportional to 13,067,689.55, 18,033,426.41 and 7,266,346.73 is: 10,027,566.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,067,689.55 : 18,033,426.41 = 7,266,346.73 : x
  2. Step 2: Convert to fraction form
    13,067,689.55/18,033,426.41 = 7,266,346.73/x
  3. Step 3: Cross multiply
    13,067,689.55x = 18,033,426.41 × 7,266,346.73
  4. Step 4: Simplify right side
    13,067,689.55x = 131,037,129,043,165.03
  5. Step 5: Solve for x
    x = 131,037,129,043,165.03/13,067,689.55
  6. Step 6: Final answer
    x = 10,027,566.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.